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Browse one of the largest selections of socket products in the UK. Franciskirk.com stocks both branded and unbranded socket products, including the world leaders Unbrako & Holo-krome. Socket head caps screws such as Unbrako are made to meet or exceed industry standards, these fasteners are classified as critical application fasteners.

Our range of socket head caps screws, socket set screws, Socket Countersunk, Socket Buttons and Socket Shoulders all come in a range of sizes, grades, brands and finishes. Regardless of whether you're looking for metric or imperial fasteners we've got you covered, we're also proud to offer non standard fasteners, just because its not listed on our website doesn't mean we cannot supply it, get in touch with our specialist fastener team today.

Tip: Use the left hand side filter to find your required socket product, you can filter by diameter, length, grade, brand, thread form and finish.  

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Items 1-10 of 182

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  1. 5/8-11 UNC X 5 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 5 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £3,491.24 Per 100
    5/8-11 UNC X 5 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. 5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,858.04 Per 100
    5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  3. M20 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M20 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £599.40 Per 100
    M20 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  4. M16 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M16 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £301.34 Per 100
    M16 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  5. M12 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M12 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £93.34 Per 100
    M12 X 70 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  6. 5/8" x 3 1/2" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    5/8" x 3 1/2" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £1,664.80 Per 100
    5/8-18 UNF X 3.1/2 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  7. 5/8" x 5" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    5/8" x 5" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £769.12 Per 100
    5/8-11 UNC X 5 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  8. 5/8" x 3 1/2" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    5/8" x 3 1/2" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £372.54 Per 100
    5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  9. 5/8-11 UNC X 3.1/2 SOCKET COUNTERSUNK SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 3.1/2 SOCKET COUNTERSUNK SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,674.98 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  10. M20 X 200 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M20 X 200 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £1,159.00 Per 100
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
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Items 1-10 of 182

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  1. DIAMETER 1/4\"
  2. DIAMETER 3/4\"
  3. DIAMETER M1.4
  4. DIAMETER M12
  5. DIAMETER M16
  6. DIAMETER M20
  7. DIAMETER 24mm (M20)
  8. DIAMETER 20mm (M16)
  9. DIAMETER 5/8"
  10. DIAMETER #8
  11. LENGTH 10 MM
  12. LENGTH 12 MM
  13. LENGTH 70 MM
  14. LENGTH 200 MM
  15. LENGTH 1/2"
  16. LENGTH 3-1/4"
  17. LENGTH 3-3/4"
  18. LENGTH 5"
  19. LENGTH 4-1/4"
  20. LENGTH 5/16"
  21. LENGTH 6-1/2"
  22. LENGTH 3 1/2"
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Category
  1. SOCKET CAP - DIN 912 91items
  2. SOCKET COUNTERSUNK - DIN 7991 35items
  3. SOCKET BUTTON - DIN 7380 11items
  4. SOCKET SET SCREWS - DIN 916 29items
  5. SOCKET SHOULDERS - ISO 7379 16items
ISO
  1. 4762 85items
  2. 10642 27items
  3. 7380 7items
  4. 4029 4items
  5. 4026 3items
  6. 4028 3items
  7. 4027 1item
DIN
  1. DIN 912 86items
  2. DIN 7991 35items
  3. DIN 610 16items
  4. DIN 916 22items
  5. DIN 7984 5items
  6. DIN 913 3items
  7. DIN 7380 11items
DIAMETER
  1. M1.4 4items
  2. M1.6 6items
  3. M2 24items
  4. M2.5 27items
  5. M3 59items
  6. M3.5 12items
  7. M4 79items
  8. M5 96items
  9. M6 100items
  10. M8 101items
  11. M10 76items
  12. M12 45items
  13. M14 10items
  14. M16 28items
  15. M18 4items
  16. M20 24items
  17. M22 4items
  18. M24 17items
  19. M33 1item
  20. M36 3items
  21. M27 8items
  22. M30 9items
  23. 6mm (M5) 2items
  24. 8mm (M6) 1item
  25. 10mm (M8) 1item
  26. 12mm (M10) 1item
  27. 16mm (M12) 1item
  28. 24mm (M20) 2items
  29. 20mm (M16) 1item
  30. 1" 13items
  31. 2" 3items
  32. 4" 1item
  33. 6" 4items
  34. 1/2" 60items
  35. 5/8" 42items
  36. 3/8" 74items
  37. 7/8" 16items
  38. 9/16" 4items
  39. 1-1/8" 2items
  40. 1-1/2" 3items
  41. 1-1/4" 3items
  42. 3/16" 8items
  43. 1/4" 91items
  44. 7/16" 15items
  45. 3/4" 42items
  46. 5/16" 83items
  47. #0 1item
  48. #1 3items
  49. #2 6items
  50. #3 5items
  51. #4 23items
  52. #5 12items
  53. #6 30items
  54. #8 36items
  55. #10 53items
  56. #12 3items
  57. 3/32" 1item
  58. 1/8" 3items
  59. 5/64" 1item
  60. 5/32" 1item
LENGTH
  1. 2 MM 2items
  2. 3 MM 2items
  3. 4 MM 2items
  4. 5 MM 2items
  5. 6 MM 7items
  6. 8 MM 2items
  7. 10 MM 3items
  8. 12 MM 14items
  9. 14 MM 1item
  10. 15 MM 3items
  11. 16 MM 34items
  12. 18 MM 10items
  13. 20 MM 50items
  14. 22 MM 12items
  15. 25 MM 55items
  16. 30 MM 70items
  17. 35 MM 73items
  18. 40 MM 83items
  19. 45 MM 68items
  20. 50 MM 84items
  21. 55 MM 61items
  22. 60 MM 73items
  23. 65 MM 48items
  24. 70 MM 64items
  25. 75 MM 38items
  26. 80 MM 62items
  27. 85 MM 10items
  28. 90 MM 59items
  29. 95 MM 8items
  30. 100 MM 63items
  31. 110 MM 38items
  32. 120 MM 49items
  33. 125 MM 1item
  34. 130 MM 31items
  35. 140 MM 31items
  36. 150 MM 32items
  37. 160 MM 26items
  38. 170 MM 16items
  39. 180 MM 24items
  40. 190 MM 14items
  41. 200 MM 23items
  42. 210 MM 5items
  43. 220 MM 6items
  44. 230 MM 6items
  45. 240 MM 9items
  46. 250 MM 4items
  47. 260 MM 10items
  48. 270 MM 3items
  49. 280 MM 9items
  50. 290 MM 3items
  51. 300 MM 10items
  52. 320 MM 4items
  53. 340 MM 4items
  54. 360 MM 2items
  55. 370 MM 1item
  56. 430 MM 1item
  57. 1/4" 19items
  58. 1/2" 26items
  59. 1" 42items
  60. 1-1/2" 28items
  61. 1-1/4" 31items
  62. 1-1/8" 1item
  63. 1-3/4" 21items
  64. 1-3/8" 1item
  65. 1/8" 6items
  66. 10" 3items
  67. 11" 2items
  68. 12" 3items
  69. 16" 1item
  70. 2-1/2" 23items
  71. 2-1/4" 15items
  72. 2-3/4" 14items
  73. 2" 31items
  74. 3" 23items
  75. 25" 1item
  76. 3-1/2" 16items
  77. 3-1/4" 9items
  78. 3-3/4" 3items
  79. 3/16" 8items
  80. 4" 19items
  81. 5" 15items
  82. 6" 10items
  83. 7" 8items
  84. 8" 5items
  85. 9" 2items
  86. 3/4" 24items
  87. 3/8" 21items
  88. 35" 1item
  89. 4-1/2" 12items
  90. 4-1/4" 2items
  91. 4-3/4" 3items
  92. 20" 1item
  93. 30" 1item
  94. 40" 2items
  95. 50" 1item
  96. 60" 1item
  97. 5-1/2" 6items
  98. 5/16" 13items
  99. 5/8" 22items
  100. 6-1/2" 5items
  101. 7-1/2" 2items
  102. 7/16" 5items
  103. 7/8" 11items
  104. 8-1/2" 2items
  105. 1 1/4" 5items
  106. 1 1/2" 6items
  107. 1 3/4" 5items
  108. 2 1/4" 2items
  109. 2 1/2" 6items
  110. 3 1/2" 5items
  111. 4 1/2" 3items
  112. 5 1/2" 2items
  113. 2 3/4" 2items
  114. 3 1/4" 1item
BRAND
  1. HOLO-KROME 25items
  2. IMPORTED 132items
  3. UNBRAKO 25items
THREAD FORM
  1. METRIC 104items
  2. UNF 13items
  3. UNC 62items
  4. BSW 3items
SURFACE TREATMENT
  1. SELF COLOUR 122items
  2. ZINC 14items
  3. A4 - STAINLESS STEEL 22items
  4. A2 - STAINLESS STEEL 24items
MATERIAL
  1. STEEL 182items
GRADE
  1. GRADE 8.8 5items
  2. GRADE 10.9 19items
  3. GRADE 12.9 90items
  4. GRADE 14.9 22items
  5. A2 8items
  6. A4 2items
  7. A4-70 6items
  8. A4-80 3items
DRIVING FEATURES
  1. HEXAGON SOCKET 182items
HEAD SHAPE
  1. COUNTERSUNK HEAD 28items
  2. CYLINDRICAL HEAD 99items
  3. BUTTON HEAD 11items
THREAD DIRECTION
  1. RIGHT 182items
THREAD PITCH
  1. STANDARD 166items
  2. FINE 1item